The best place to pickup copper is here:
http://www.onlinemetals.com/index.cfm?affiliate_id=302
because it subsidizes pHaestus test bench (see link on front page).
Way to cut it down to the basics JD!
I'd suggest that you read some of the better threads in the Water Block design forum right here: it'll all start making sense soon enough (yeah, it'll take you a few days...)
